Rochester Gauges 6500 Series Manual

Magnetic Liquid-Level Gauge ISO 9001:2015 REGISTERED
Application
The 6500 Series Senior gauges are de signed for use in low pres sure tanks 0-25 psig [0-1,7Bar].
Used in many ap pli ca tions such as con struc tion equip ment, sta tion ary gen er a tors, boats, farm equip ment and home heat ing.
Gauge materials are intended for middle distillates such as diesel and are not intended for use in fuels containing ethanol.
These gauges may be sized to fit stationary fuel tanks up to eight feet deep.
Rochester gauge dials are magnetically driven. Fuel vapor cannot reach inside of the gauge lens and attack the UV rated lens
material. Rochester gauges may be easily converted for remote output by simply installing the R3D replacement dial and plug-
in Hall Effect sender module.
General Information & Features
The 6500 Series Senior gauges are avail able in gear-action mod els for top, centerline or angle mounting. In lever-action mod-
els centerline mounting is only available.
The standard float is nitrile rubber. Aluminum or stain less steel floats are avail able at extra cost. The gauge is mount ed to a
mating Se nior flange 2 ⁄ " bolt circle [63,5mm] using four
1
2
Model # Action Mounting
6540
Gear
6543 C/L or Angle
L6543 Lever
6560
6580 Gear
6583 C/L or Angle
L6583 Lever
See reverse side for dimensional data, materials of construction, performance, and advice on how to order.
Dial, Sender or Switch Data
Top
Senior TwinSite® Sender in choice of 0-30,
0-90, or 240-30 Ohm ranges. #5002S00062
direct-reading dials may also be used.
C/L
#5025S00570 Senior side-reading fractional
Top
#5002S00062 Senior direct-reading fractional
C/L #5002S00547 Senior direct-reading fractional
The Measure of Excellence
⁄ "-28 x ⁄ " long bolts. The gasket is Buna-N.
1 9
4 16
6500 Series
Lever Action Gauge
As Req'd
As Req'd
140° Standard Float Arc
Gear Action Gauge
As Req'd
As Req'd
150°Float Arc
Top or Side Mount
2 ⁄ B.C."
1
[63,5] 2